Looking for input on what the problem is

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Thanks Wayzee dirtymike Rwise for the input. 👍...

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Wayzee....I have well water and never had a problem like this before. I do have some Bud Explosion PK I have used on autos. I will give that a try. I...

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Just water

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These are photoperiod outdoors in the ground not in buckets. They are 7 foot tall but have a problem of some kind.